50438-04-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50438-04-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,4,3 and 8 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 50438-04:
(7*5)+(6*0)+(5*4)+(4*3)+(3*8)+(2*0)+(1*4)=95
95 % 10 = 5
So 50438-04-5 is a valid CAS Registry Number.